R Ron Max New member Feb 17, 2011 #1 my chain rings on the front are wobbly and as a result the chain hits the derailleur and chain goes up and down.....i checked the crank arm and it is fine please help what is the fault .. and i need a solution
my chain rings on the front are wobbly and as a result the chain hits the derailleur and chain goes up and down.....i checked the crank arm and it is fine please help what is the fault .. and i need a solution